Home / 12,194,870.42-18,302,369.48-6,131,325.44

Finding the Fourth Proportional to 12,194,870.42, 18,302,369.48 and 6,131,325.44

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Solution

The fourth proportional to 12,194,870.42, 18,302,369.48 and 6,131,325.44 is: 9,202,048.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194,870.42 : 18,302,369.48 = 6,131,325.44 : x
  2. Step 2: Convert to fraction form
    12,194,870.42/18,302,369.48 = 6,131,325.44/x
  3. Step 3: Cross multiply
    12,194,870.42x = 18,302,369.48 × 6,131,325.44
  4. Step 4: Simplify right side
    12,194,870.42x = 112,217,783,482,835.09
  5. Step 5: Solve for x
    x = 112,217,783,482,835.09/12,194,870.42
  6. Step 6: Final answer
    x = 9,202,048.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.